Process Aerobic carbon removal Nitrification Denitrification Anaerobic digestion Anammox Electron donor Electron acceptor Carbon source Microorganism type
Process Aerobic carbon removal Nitrification Denitrification Anaerobic digestion Anammox Electron donor Electron acceptor Carbon source Microorganism type
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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![### Biological Processes in Wastewater Treatment
The table below outlines key biological processes involved in wastewater treatment, focusing on the roles of different microorganisms, electron donors, electron acceptors, and carbon sources.
| Process | Electron Donor | Electron Acceptor | Carbon Source | Microorganism Type |
|--------------------------|------------------|-------------------|---------------|---------------------|
| Aerobic carbon removal | | | | |
| Nitrification | | | | |
| Denitrification | | | | |
| Anaerobic digestion | | | | |
| Anammox | | | | |
#### Explanation of Terms:
- **Electron Donor**: A substance that donates electrons during a chemical reaction to another species.
- **Electron Acceptor**: A chemical entity that accepts electrons transferred to it from another compound.
- **Carbon Source**: An organic molecule that provides carbon for the synthesis of new cells.
- **Microorganism Type**: The classification or specific type of microorganisms responsible for the process.
#### Detailed Process Descriptions:
1. **Aerobic Carbon Removal**:
- **Electron Donor**: Typically organic carbon compounds like sugars.
- **Electron Acceptor**: Oxygen (O2).
- **Carbon Source**: Organic matter present in wastewater.
- **Microorganism Type**: Aerobic heterotrophs.
2. **Nitrification**:
- **Electron Donor**: Ammonium (NH4+).
- **Electron Acceptor**: Oxygen (O2).
- **Carbon Source**: CO2 or bicarbonate (for autotrophs).
- **Microorganism Type**: Nitrifying bacteria, often two-step involving species like Nitrosomonas and Nitrobacter.
3. **Denitrification**:
- **Electron Donor**: Organic compounds (e.g., methanol) or inorganic compounds.
- **Electron Acceptor**: Nitrate (NO3-) or nitrite (NO2-).
- **Carbon Source**: Organic matter or added external carbon sources.
- **Microorganism Type**: Denitrifying bacteria.
4. **Anaerobic Digestion**:
- **Electron Donor**: Organic matter.
- **Electron Acceptor**: Various compounds](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F99841818-3e63-4cd7-8a61-2b301a3c8330%2Fa61c4722-72c7-4131-9f69-4745bc2aa5ab%2Fatlflml_processed.png&w=3840&q=75)
Transcribed Image Text:### Biological Processes in Wastewater Treatment
The table below outlines key biological processes involved in wastewater treatment, focusing on the roles of different microorganisms, electron donors, electron acceptors, and carbon sources.
| Process | Electron Donor | Electron Acceptor | Carbon Source | Microorganism Type |
|--------------------------|------------------|-------------------|---------------|---------------------|
| Aerobic carbon removal | | | | |
| Nitrification | | | | |
| Denitrification | | | | |
| Anaerobic digestion | | | | |
| Anammox | | | | |
#### Explanation of Terms:
- **Electron Donor**: A substance that donates electrons during a chemical reaction to another species.
- **Electron Acceptor**: A chemical entity that accepts electrons transferred to it from another compound.
- **Carbon Source**: An organic molecule that provides carbon for the synthesis of new cells.
- **Microorganism Type**: The classification or specific type of microorganisms responsible for the process.
#### Detailed Process Descriptions:
1. **Aerobic Carbon Removal**:
- **Electron Donor**: Typically organic carbon compounds like sugars.
- **Electron Acceptor**: Oxygen (O2).
- **Carbon Source**: Organic matter present in wastewater.
- **Microorganism Type**: Aerobic heterotrophs.
2. **Nitrification**:
- **Electron Donor**: Ammonium (NH4+).
- **Electron Acceptor**: Oxygen (O2).
- **Carbon Source**: CO2 or bicarbonate (for autotrophs).
- **Microorganism Type**: Nitrifying bacteria, often two-step involving species like Nitrosomonas and Nitrobacter.
3. **Denitrification**:
- **Electron Donor**: Organic compounds (e.g., methanol) or inorganic compounds.
- **Electron Acceptor**: Nitrate (NO3-) or nitrite (NO2-).
- **Carbon Source**: Organic matter or added external carbon sources.
- **Microorganism Type**: Denitrifying bacteria.
4. **Anaerobic Digestion**:
- **Electron Donor**: Organic matter.
- **Electron Acceptor**: Various compounds
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